Home / 96,635.20-144,734.10-61,205.80

Finding the Fourth Proportional to 96,635.20, 144,734.10 and 61,205.80

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Solution

The fourth proportional to 96,635.20, 144,734.10 and 61,205.80 is: 91,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,635.20 : 144,734.10 = 61,205.80 : x
  2. Step 2: Convert to fraction form
    96,635.20/144,734.10 = 61,205.80/x
  3. Step 3: Cross multiply
    96,635.20x = 144,734.10 × 61,205.80
  4. Step 4: Simplify right side
    96,635.20x = 8,858,566,377.78
  5. Step 5: Solve for x
    x = 8,858,566,377.78/96,635.20
  6. Step 6: Final answer
    x = 91,670.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.